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Round|Lab Grown|IGI

2.34ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG628451351

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628451351

Diamond specifications and retailer prices

From £622 GBP
$827 USD
As of October 28, 2026
Save £6,362 GBP (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £6,984 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.34ct lab-grown round diamond

This 2.34ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628451351 or 628451351. Listed at 26 retailers as of October 28, 2026, with prices from £622 to £6,984, a £6,362 spread on the same certified stone. Brilliant Earth lists it at £6,984. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.34
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628451351
Dimensions8.46 × 8.51 × 5.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.46 mm8.51 mm2.34 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628451351
Side View
Table 58.0%Crown 36°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £6,984 GBP|Low: £499 GBP|High: £7,037 GBP|Avg: £1,516 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 3£520 GBP
Retailer 5£603 GBP
Retailer 9£603 GBP
Retailer 17£622 GBP
Retailer 8£809 GBP
Retailer 12£850 GBP
Retailer 16£850 GBP
Retailer 14£1,007 GBP
Retailer 11£1,010 GBP
Retailer 15£1,441 GBP
Retailer 13£1,579 GBP
Retailer 2£1,717 GBP
Retailer 6£2,055 GBP
Retailer 7£2,390 GBP
Retailer 4£2,508 GBP
Retailer 10£2,508 GBP
Brilliant Earth£6,984 GBP

41 data points across 17 retailers

26 retailers£622 GBP to £6,984 GBP

A
Retailer 1
-
£520 GBP
$691 USD
Price last confirmed 10 days ago
A
Retailer 2
-
£565 GBP
$751 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
£595 GBP
$790 USD
View
Price last confirmed 44 days ago
A
Retailer 4
-
£603 GBP
$801 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
£603 GBP
$801 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
£622 GBP
$827 USD
View
Final sale: no returns
A
Retailer 7
-
£809 GBP
$1,075 USD
View
A
Retailer 8
-
£828 GBP
HK$8,600 HKD
View
A
Retailer 9
-
£850 GBP
$1,130 USD
View
A
Retailer 10
-
£850 GBP
$1,130 USD
View
A
Retailer 11
-
£1,007 GBP
A$2,058 AUD
View
A
Retailer 12
-
£1,010 GBP
View
A
Retailer 13
-
£1,011 GBP
$1,344 USD
View
B+
Retailer 14
-
£1,441 GBP
$1,915 USD
View
B+
Retailer 15
-
£1,579 GBP
A$3,227 AUD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
£1,717 GBP
ZAR 36,854 ZAR
View
B+
Retailer 17
-
£1,871 GBP
$2,486 USD
View
Price last confirmed 11 days ago
B+
Retailer 18
-
£2,055 GBP
$2,731 USD
View
B+
Retailer 19
-
£2,060 GBP
$2,737 USD
View
B+
Retailer 20
-
£2,380 GBP
$3,162 USD
View
B+
Retailer 21
-
£2,390 GBP
SGD 4,291 SGD
View
B+
Retailer 22
-
£2,508 GBP
A$5,126 AUD
View
Price last confirmed 21 days ago
B+
Retailer 23
-
£2,508 GBP
View
B
Retailer 24
-
£4,613 GBP
$6,130 USD
View
B
Retailer 25
-
£5,434 GBP
$7,220 USD
View
Most Expensive
B
Brilliant Earth
11481685A · Oct 28
£6,984 GBP
$9,280 USD
View
25 more retailers have this diamond
Prices start from £622 GBPSave up to £6,362 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.34ct Round
£622 GBP